Finding the Fourth Proportional to 151,653.09, 227,508.79 and 58,151.55
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Solution
The fourth proportional to 151,653.09, 227,508.79 and 58,151.55 is: 87,238.50
Step by Step Solution
- Step 1: Write the proportion equation
151,653.09 : 227,508.79 = 58,151.55 : x - Step 2: Convert to fraction form
151,653.09/227,508.79 = 58,151.55/x - Step 3: Cross multiply
151,653.09x = 227,508.79 × 58,151.55 - Step 4: Simplify right side
151,653.09x = 13,229,988,777.12 - Step 5: Solve for x
x = 13,229,988,777.12/151,653.09 - Step 6: Final answer
x = 87,238.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.